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Fix Unknown Error Occurred (0xE8008001) While Installing Apps

by | Wednesday, 11th Aug 2010 | 11 Comments | Share

Sometimes when you use iTunes to sync your or , you might get a error at the end of the sync which says that certain apps could not be synched to the phone because of an unknown error 0xE8008001 occurred because of which the apps could not be installed on the iPhone or iPod Touch.

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The error occurs when you try to directly install .IPA files on your iPhone or iPod Touch and because the Mobile Installation through iTunes does not support this.

In order to get rid of this error you will first of all have to jailbreak iPhone or jailbreak iPod Touch and then install a Cydia app called AppSync, which patches the Mobile Installation files and allows you to get rid of the above error thrown by iTunes. This problem also occurs on the recently released .

If you do not know how to install the AppSync app, take a look at how to install AppSync on iPhone and iPod Touch.

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I am the editor-in-chief and owner of Techie Buzz. I love coding and have contributed to several open source projects in the past. You can know more about me and my projects by visiting my Personal Website.I am also a social networking enthusiast and can be found active on twitter, you can follow Keith on twitter @keithdsouza. You can click on my name to visit my Google+ profile.

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  1. John on June 7th, 2011 at 11:13 pm #

    That is very helpful.

  2. yofandi on June 11th, 2011 at 9:01 am #

    dude, still not working,,,!

  3. Constantin on July 18th, 2011 at 5:41 pm #

    THANKS A LOT!!!!

  4. Ayaz Asmat on July 30th, 2011 at 2:52 pm #

    Hi Dear Sir !

    I have already installed cydia but i am stil having this problem.I searched everywhere on the internet for its solution but i was failed.Pleas sir i need your help to solve this problem for me if you can.

    Thanks alot….Keep good care

  5. Yama sabit on July 31st, 2011 at 2:00 am #

    it give this error network unreachable what to do now ? Help me

    • julius Caesar on August 7th, 2011 at 12:34 pm #

      What I do is I disable and re-enable wifi, but first make sure u are connected. PS the post is really helpful.

  6. yousef on July 31st, 2011 at 6:40 am #

    can i sync these apps without jail breaking my iphone ?

  7. AYUB on August 12th, 2011 at 6:51 am #

    PLEAS HELLP ME FOR THAT PROBLEM {ipod 2g an unknown error occurred(0xE8008001)}

  8. pablo on August 22nd, 2011 at 2:59 pm #

    it works for me. I got my iphone jailbreaked and with the AppSync installed, but I had to uninstall, and install again the appsync, and that’s all, no more problems!

  9. dr denny on November 30th, 2011 at 12:15 pm #

    very helpful

  10. krushna on April 9th, 2012 at 3:08 pm #

    THANKS A LOT!!!!

    ITS WORKING